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23023201430404 = 2278232563338977
BaseRepresentation
bin1010011110000100000011…
…01111100010101110000100
310000111222220111022120021001
411033002001233202232010
511004203004031233104
6120544413540503044
74564241252131150
oct517020157425604
9100458814276231
1023023201430404
1173770a2aa288a
1226ba0736aaa84
13cb010383b186
145984866b8060
1529dd46427aa4
hex14f081be2b84

23023201430404 has 48 divisors (see below), whose sum is σ = 46105333727488. Its totient is φ = 9854459854848.

The previous prime is 23023201430293. The next prime is 23023201430407. The reversal of 23023201430404 is 40403410232032.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (23023201430407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 590667364 + ... + 590706340.

Almost surely, 223023201430404 is an apocalyptic number.

It is an amenable number.

23023201430404 is an abundant number, since it is smaller than the sum of its proper divisors (23082132297084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23023201430404 is a wasteful number, since it uses less digits than its factorization.

23023201430404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65444 (or 65442 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 23023201430404 its reverse (40403410232032), we get a palindrome (63426611662436).

The spelling of 23023201430404 in words is "twenty-three trillion, twenty-three billion, two hundred one million, four hundred thirty thousand, four hundred four".

Divisors: 1 2 4 7 14 28 823 1646 3292 5761 11522 23044 25633 38977 51266 77954 102532 155908 179431 272839 358862 545678 717724 1091356 21095959 32078071 42191918 64156142 84383836 128312284 147671713 224546497 295343426 449092994 590686852 898185988 999097441 1998194882 3996389764 6993682087 13987364174 27974728348 822257193943 1644514387886 3289028775772 5755800357601 11511600715202 23023201430404