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10772015420 = 2251928347409
BaseRepresentation
bin10100000100000111…
…11110100100111100
31000210201110002012002
422002003332210330
5134030113443140
64540521401432
7530640422525
oct120203764474
930721402162
1010772015420
114628581691
122107639278
13102892282a
147428c584c
15430a58415
hex2820fe93c

10772015420 has 24 divisors (see below), whose sum is σ = 23811824400. Its totient is φ = 4082026752.

The previous prime is 10772015411. The next prime is 10772015459. The reversal of 10772015420 is 2451027701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14173325 + ... + 14174084.

It is an arithmetic number, because the mean of its divisors is an integer number (992159350).

Almost surely, 210772015420 is an apocalyptic number.

10772015420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10772015420 is an abundant number, since it is smaller than the sum of its proper divisors (13039808980).

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

10772015420 is a wasteful number, since it uses less digits than its factorization.

10772015420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28347437 (or 28347435 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 29.

The spelling of 10772015420 in words is "ten billion, seven hundred seventy-two million, fifteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 28347409 56694818 113389636 141737045 283474090 538600771 566948180 1077201542 2154403084 2693003855 5386007710 10772015420