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148678088412 = 22371993156697
BaseRepresentation
bin1000101001110111100…
…1111001011011011100
3112012202122001110002010
42022131321321123130
54413443042312122
6152145103231220
713512244620420
oct2123571713334
9465678043063
10148678088412
11580659a5437
1224993ba8510
1311035741c59
1472a5da8b80
153d02a11e0c
hex229de796dc

148678088412 has 48 divisors (see below), whose sum is σ = 417342007040. Its totient is φ = 40243692672.

The previous prime is 148678088389. The next prime is 148678088413. The reversal of 148678088412 is 214880876841.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148678088413) 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, 46576753 + ... + 46579944.

Almost surely, 2148678088412 is an apocalyptic number.

148678088412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

148678088412 is an abundant number, since it is smaller than the sum of its proper divisors (268663918628).

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

148678088412 is a wasteful number, since it uses less digits than its factorization.

148678088412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93156730 (or 93156728 counting only the distinct ones).

The product of its (nonzero) digits is 5505024, while the sum is 57.

The spelling of 148678088412 in words is "one hundred forty-eight billion, six hundred seventy-eight million, eighty-eight thousand, four hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 228 266 399 532 798 1596 93156697 186313394 279470091 372626788 558940182 652096879 1117880364 1304193758 1769977243 1956290637 2608387516 3539954486 3912581274 5309931729 7079908972 7825162548 10619863458 12389840701 21239726916 24779681402 37169522103 49559362804 74339044206 148678088412