Search a number
-
+
10232031252 = 2232394139397
BaseRepresentation
bin10011000011110000…
…00110100000010100
3222102002101001011110
421201320012200110
5131423400000002
64411151535020
7511362554622
oct114170064024
928362331143
1010232031252
114380795583
121b9682a470
13c70aab181
146d0cc2512
153ed442e6c
hex261e06814

10232031252 has 48 divisors (see below), whose sum is σ = 24939879552. Its totient is φ = 3258837120.

The previous prime is 10232031239. The next prime is 10232031263. The reversal of 10232031252 is 25213023201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240018 + ... + 279414.

It is an arithmetic number, because the mean of its divisors is an integer number (519580824).

Almost surely, 210232031252 is an apocalyptic number.

10232031252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10232031252 is an abundant number, since it is smaller than the sum of its proper divisors (14707848300).

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

10232031252 is a wasteful number, since it uses less digits than its factorization.

10232031252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40368 (or 40366 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 10232031252 its reverse (25213023201), we get a palindrome (35445054453).

The spelling of 10232031252 in words is "ten billion, two hundred thirty-two million, thirty-one thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 941 1882 2823 3764 5646 11292 21643 39397 43286 64929 78794 86572 118191 129858 157588 236382 259716 472764 906131 1812262 2718393 3624524 5436786 10873572 37072577 74145154 111217731 148290308 222435462 444870924 852669271 1705338542 2558007813 3410677084 5116015626 10232031252